30 - Hematologic System

Question 1

duodenum

Answer 1

iron absoprtion

Question 2

gastric/gastrectomy

Answer 2

parietal cells> less intrinsic factor> B12 deficiency

Question 3

ileum

Answer 3

B12/cobalamin absorption

Question 4

common cause of hematemesis

Answer 4

peptic ulcer

Question 5

non tender consistently swollen lymph nodes

Answer 5

cancer

Question 6

enlarged tender lymph nodes

Answer 6

infection

Question 7

prominent symptom of hemotologic problems

Answer 7

fatigue

Question 8

Hgb in elderly

Answer 8

women: usually normal
men: slight decrease

Question 9

MCHC in elderly

Answer 9

slight decrease

Question 10

MCV mean corpuscular volume in elderly

Answer 10

slight increase

Question 11

platelets in elderly

Answer 11

unchaged number

-possible increase in adhesiveness

Question 12

WBC in elderly

Answer 12

normal numbers but

decreased response to iinfection

Question 13

Iron studies in elderly

Answer 13

EPO: may be INCR
ferritin: INCR
serum iron: DECR
total iron-binding capacity: DECR

Question 14

erythrocyte sedimentation rate ESR in elderly

Answer 14

significant INCREASE

Question 15

aching bones could indicate

Answer 15

expanding bone marrow> leukemia

Question 16

purple mottles face, nose, fingers or toes

Answer 16

erythrocytosis

-causes small vessel oclussion

Question 17

palpable liver could indicate

Answer 17

leukemia
cirrhosis
iron overload fr sickle cell
thalassemeia

Question 18

palpable spleen could indicate

Answer 18

anemia
thrombocytopenia
leukemia
lymphomas
leukopenia

Question 19

distended abdomen

Answer 19

lymphoma

Question 20

blurred vision

Answer 20

anemia, leukocytosis, polycythemia, thrombocytopenia

Question 21

conjuctival pallor

Answer 21

low Hgb/anemia

Question 22

hypertension

Answer 22

early anemia - compensatory mechanism

Question 23

orthostatis, HR>20bpm, incr BP >20 from changing positions

Answer 23

anemia

low blood volume

Question 24

paresthesia of feet or hands

Answer 24

B12 deficiency

Question 25

epistaxis-bleeding fr nares/nose

Answer 25

low platelet counts

Question 26

peripheral smear

Answer 26

looks at morphology (shape + appearance)

Question 27

bone marrow biopsy

Answer 27

- full eval of hematopoiesis | - ability to get specimens for cytopathologic + chromosomal analysis

Question 28

complication of biopsy

Answer 28

hemorrhage (maybe be due to leukopenic) or | infection (if pt is thrombocytopenic)

Question 29

molecular cytogenetics + gene analysis require samples from...

Answer 29

bone marrow, lymph nodes, or CSF

Question 30

normal Hgb

Answer 30

F: 12-16g/dL M: 14-18 g/dL

Question 31

normal Hct (packed cell volume of RBC_

Answer 31

F: 37-47% M: 42-52%

Question 32

normal RBC count

Answer 32

F: 4.2-5.4million/uL M: 4.7-6.1

Question 33

MCV

Answer 33

sixe of RBC | 80-95fL

Question 34

platelet count

Answer 34

150-400million/L